45.0 degrees by 0.047 in deep chamfer on edge of both sides
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Classification: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass
NSN 7035-01-406-4146
NSN 5915-01-560-1012
NSN 7035-01-364-0286
NSN 5996-00-011-5651
NSN 5998-01-278-6470
NSN 5985-01-296-9954
NSN 5915-00-230-7699
NSN 6220-01-398-0614
NSN 6150-01-254-2764
NSN 6105-01-063-0127
NSN 5920-01-010-4855
NSN 5925-00-151-9684